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    • 3. 发明申请
    • FTTH RF OVER GLASS (RFOG) ARCHITECTURE AND CPE
    • FTTH RF OVER GLASS(RFOG)架构和CPE
    • WO2010042232A1
    • 2010-04-15
    • PCT/US2009/005595
    • 2009-10-13
    • AURORA NETWORKS, INC.MYSORE, SudheshBARKER, CharlesSNIEZKO, OlehPRADZYNSKI, Krzysztof
    • MYSORE, SudheshBARKER, CharlesSNIEZKO, OlehPRADZYNSKI, Krzysztof
    • H04J14/02H04Q11/00
    • H04J14/0282H04H60/97H04J14/0226H04J14/0232H04J14/0247H04J14/0252H04J14/0298H04N7/22H04Q11/0067
    • Methods and apparatus are described for fiber-to-the-home (FTTH) RF over Glass (RFoG) Architecture and customer-premise-equipment (CPE). A method includes up-converting a baseband upstream data signal to a frequency band above a frequency band of a baseband downstream data signal; combining the up-converted upstream data signal with an upstream cable return; transmitting the up-converted upstream data signal and the upstream cable return using a single upstream laser; separating the frequency up-converted data signal from the upstream cable return using an RF diplexer; and down-converting the frequency up-converted upstream data signal back to baseband. An apparatus comprises: a frequency up-converter that up-converts a baseband upstream data signal to a frequency band above a frequency band of a baseband downstream data signal; a frequency combiner coupled to the frequency up-converter that combines the up-converted upstream data signal with an upstream cable return; a single upstream laser coupled to the frequency combiner that transmits the up-converted upstream data signal and the upstream cable return; an RF diplexer coupled to the single upstream laser that separats the frequency up-converted data signal from the upstream cable return; and a frequency down-converter that down-converts the frequency up-converted upstream data signal back to baseband.
    • 描述了用于光纤到户(FTTH)RF over Glass(RFoG)架构和客户驻地设备(CPE)的方法和设备。 一种方法包括:将基带上行数据信号上变频到基带下行数据信号的频带之上的频带; 将上变频的上行数据信号与上行电缆返回相结合; 使用单个上游激光器传输上变频的上游数据信号和上游电缆返回; 使用RF双工器将来自上游电缆返回的频率上变频数据信号分离; 并将频率上转换后的上行数据信号下变频回基带。 一种装置包括:频率上变频器,其将基带上行数据信号上变频到基带下行数据信号的频带之上的频带; 耦合到所述频率上变频器的频率组合器,其将上变频的上行数据信号与上行线缆返回相组合; 耦合到所述频率组合器的单个上游激光器,所述频率组合器传输经上变换的上游数据信号和所述上游电缆返回; 耦合到单个上游激光器的RF双工器,其将来自上游电缆返回的频率上变频数据信号分离; 以及一个将频率上变频的上行数据信号下变频回基带的下变频器。
    • 5. 发明申请
    • FORWARD BASEBAND DIGITALIZATION
    • 前进的基带数字化
    • WO2005125063A1
    • 2005-12-29
    • PCT/US2005/020924
    • 2005-06-14
    • AURORA NETWORKS, INC.SNIEZKO, OlehPRADZYNSKI, KrzysztofSUCHARCZUK, GuyPETER, LauBARKER, Charles
    • SNIEZKO, OlehPRADZYNSKI, KrzysztofSUCHARCZUK, GuyPETER, LauBARKER, Charles
    • H04B10/207
    • H04J14/0298H04B10/25751H04B10/29H04J14/00H04J14/02
    • Methods and apparatus are described for forward baseband digitalization. A method includes receiving a forward baseband digital optical signal from an optical fiber; transforming the forward baseband digital optical signal to a forward analog electric signal; transmitting the forward analog electrical signal on the electrical conductor; transforming the reverse analog electrical signal to a reverse digital baseband optical signal; and transmitting the reverse digital baseband optical. An apparatus includes a forward baseband digital optical signal receiver; a forward circuit coupled to the forward baseband digital optical signal receiver, the forward circuit transforming a forward baseband digital optical signal to a forward analog electrical signal; a forward analog electrical signal transmitter coupled to the forward circuit; a reverse analog electric signal receiver; a reverse circuit coupled to the reverse analog electrical signal receiver, the reverse circuit transforming a reverse analog electrical signal to a reverse digital baseband optical signal; and a reverse baseband digital transmitter coupled to the reverse circuit, wherein transforming the forward baseband digital optical signal to the forward analog electrical signal includes combining a first sub-divided portion and a second subdivided portion.
    • 描述了用于正向基带数字化的方法和装置。 一种方法包括从光纤接收正向基带数字光信号; 将正向基带数字光信号转换为正向模拟电信号; 在电导体上传输正向模拟电信号; 将反向模拟电信号转换成反向数字基带光信号; 并发送反向数字基带光学。 一种装置包括:正向基带数字光信号接收机; 正向电路耦合到正向基带数字光信号接收器,正向电路将正向基带数字光信号变换为正向模拟电信号; 耦合到正向电路的正向模拟电信号发射器; 反向模拟电信号接收机; 反向电路,耦合到反向模拟电信号接收器,反向电路将反向模拟电信号转换成反向数字基带光信号; 以及耦合到所述反向电路的反向基带数字发射机,其中将所述正向基带数字光信号变换为所述正向模拟电信号包括组合第一分分割部分和第二细分部分。
    • 8. 发明申请
    • LASER WAVELENGTH STABILIZATION
    • 激光波长稳定
    • WO2010101654A1
    • 2010-09-10
    • PCT/US2010/000681
    • 2010-03-04
    • AURORA NETWORKS, INC.PRADZYNSKI, KrzysztofSNIEZKO, Oleh
    • PRADZYNSKI, KrzysztofSNIEZKO, Oleh
    • G02F1/35
    • H04J14/0298H04B10/25754H04B10/572H04J14/0226H04J14/0232H04J14/0246H04J14/025
    • A method includes transmitting a plurality of time-division-multiplexed return channels from a plurality of optical network terminal outputs to a plurality of cable modem termination system inputs. Transmitting the plurality of time-division-multiplexed return channels includes transmitting a plurality of frequency-division-multiplexed return signals from the plurality of optical network terminal outputs to the plurality of cable modem termination system inputs. An apparatus includes a plurality of optical network terminals; an optical receiver coupled to the plurality of optical network terminals; an optical splitter coupled to the optical receiver; a plurality of cable modem termination system inputs. A plurality of time-division-multiplexed return channels are transmitted from the plurality of optical network terminals to the plurality of cable modem termination systems and the plurality of time-division-multiplexed return channels include a plurality of frequency-division-multiplexed return signals.
    • 一种方法包括将多个时分复用的返回信道从多个光网络终端输出发送到多个电缆调制解调器终端系统输入。 发送多个时分复用返回信道包括从多个光网络终端输出向多个电缆调制解调器终端系统输入发送多个频分复用返回信号。 一种装置包括多个光网络终端; 耦合到所述多个光网络终端的光接收机; 耦合到所述光接收器的光分路器; 多个电缆调制解调器终端系统输入。 从多个光网络终端向多个电缆调制解调器终端系统发送多个时分复用返回信道,并且多个时分复用返回信道包括多个频分复用返回信号。